/*
 * Copyright (C) 2008 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.android.apis.graphics;

import android.content.Context;
import android.graphics.*;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.PictureDrawable;
import android.os.Bundle;
import android.view.View;

import java.io.*;

public class Pictures extends GraphicsActivity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(new SampleView(this));
	}

	private static class SampleView extends View {
		private Picture mPicture;
		private Drawable mDrawable;

		static void drawSomething(Canvas canvas) {
			Paint p = new Paint(Paint.ANTI_ALIAS_FLAG);

			p.setColor(0x88FF0000);
			canvas.drawCircle(50, 50, 40, p);

			p.setColor(Color.GREEN);
			p.setTextSize(30);
			canvas.drawText("Pictures", 60, 60, p);
		}

		public SampleView(Context context) {
			super(context);
			setFocusable(true);
			setFocusableInTouchMode(true);

			mPicture = new Picture();
			drawSomething(mPicture.beginRecording(200, 100));
			mPicture.endRecording();

			mDrawable = new PictureDrawable(mPicture);
		}

		@Override
		protected void onDraw(Canvas canvas) {
			canvas.drawColor(Color.WHITE);

			canvas.drawPicture(mPicture);

			canvas.drawPicture(mPicture, new RectF(0, 100, getWidth(), 200));

			mDrawable.setBounds(0, 200, getWidth(), 300);
			mDrawable.draw(canvas);

			ByteArrayOutputStream os = new ByteArrayOutputStream();
			mPicture.writeToStream(os);
			InputStream is = new ByteArrayInputStream(os.toByteArray());
			canvas.translate(0, 300);
			canvas.drawPicture(Picture.createFromStream(is));
		}
	}
}
